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How to Replace MySQL's LIMIT Clause in HQL with Hibernate 3?

Susan Sarandon
Susan SarandonOriginal
2024-12-04 22:14:12803browse

How to Replace MySQL's LIMIT Clause in HQL with Hibernate 3?

HQL Limit Query: Replacing an Antiquated Approach with Query.setMaxResults()

In Hibernate 3, the user seeks to emulate the MySQL limit clause using HQL. Previously, this could be achieved in Hibernate 2, but the functionality seems to be missing.

HQL's Limit Clause: A Historical Artifact

An archived discussion on the Hibernate forum reveals that limit has never been a supported clause in HQL, despite its apparent compatibility with Hibernate 2. This perplexing behavior was attributed to a quirk in Hibernate 2's HQL parser, which allowed unsanctioned native SQL to be embedded in the query.

Query.setMaxResults(): The Recommended Solution

With Hibernate 3's introduction of a more stringent AST HQL Parser, this loophole has been closed. As a result, the user is advised to utilize Query.setMaxResults() for limiting the query results.

Leverage the capabilities of Query.setMaxResults() to efficiently handle result truncation in HQL, ensuring alignment with recommended practices and optimal code reliability.

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